AVANT KW Black
Description: AISI 316L stainless steel inner wall and AISI 304 stainless steel outer wall.
Rock wool: density 180 kg/m³, thickness 25 mm.
Total absence of thermal bridge.
External color: matt black RAL 9004.
Utilities: For natural draught boilers (negative pressure) and forced draught (positive pressure up to 200 Pa with seal) which work in dry or wet conditions (condensation) and use gas, gas oil or solids (firewood, coal, pellets, etc.) as fuel.